CVEvulnerability
CVE-2026-100889
5.5 MEDIUM
Official page ↗
- Status
- Deferred
- Published
- 2026-09-28
- Last modified
- 2026-09-28
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 5.5 MEDIUM — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 7.3 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-189, CWE-193
Description
A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0. Affected is the function dkim_qp_decode of the file util.c of the component Decoder. The manipulation results in off-by-one. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Related
Weakness · not in database (1)
Weakness · CWE (1)
- CWE-193 Off-by-one Error weakness
References
- https://vuldb.com/cve/CVE-2026-100889 vuldb.com
- https://vuldb.com/submit/917063 vuldb.com
- https://vuldb.com/vuln/410839 vuldb.com
- https://vuldb.com/vuln/410839/cti vuldb.com
- https://weitongli.com/share/opendkim-qp-off-by-one.html weitongli.com